In a certain candy store, 3 pounds of candy and 2 pounds of mints cost $10.80, and 1 pound of candy and 3 pounds of mints cost $5.35. What is the cost per pound of the mints?
I have taken you up to this point and given a strong hint about to solve the next bit.
The trick with these question to 'get rid of 1 of the unknowns so that you can solve for the remaining one.
Let the cost of candy per pound be
Let the cost of mints per pound be
Then we have: